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barrel sponge

Xestospongia testudinaria

Classification

Xestospongia testudinaria is a species of barrel sponge in the family Petrosiidae. More commonly known as Giant Barrel Sponges, they have the basic structure of a typical sponge. Their body is made of a reticulation of cells aggregate on a siliceous scaffold composed of small spikes called spicules.

Distribution

(c) Albert Kok, some rights reserved (CC BY-SA) · CC-BY-SA
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Countries in the Picchu catalog
France · 2